When a particularly lethal outbreak of a never-before-seen virus began spreading around Saudi Arabia in 2012, a few researchers in Maryland and around the United States already had a jump on the investigation into its origins.

A program launched in 2011 by the state's largest health insurer to better coordinate patient care has slowed its overall pace of spending, avoiding millions in costs for the company and those it insures, CareFirst BlueCross BlueShield reported Thursday.

An experimental Ebola vaccine tested on thousands of people in Guinea seems to work and might help shut down the waning epidemic in West Africa, according to interim results from a study published Friday.

Epilepsy is a common disorder that causes seizures, but most people who suffer from it can be treated with medications. Trial and error is often needed to find the proper drugs and dosage, according to Dr. P. Jay Foreman, director of the Epilepsy Center at the Sandra and Malcolm Berman Brain &...